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Finding the Fourth Proportional to 583,287.14, 804,978.34 and 325,181.54

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Solution

The fourth proportional to 583,287.14, 804,978.34 and 325,181.54 is: 448,773.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,287.14 : 804,978.34 = 325,181.54 : x
  2. Step 2: Convert to fraction form
    583,287.14/804,978.34 = 325,181.54/x
  3. Step 3: Cross multiply
    583,287.14x = 804,978.34 × 325,181.54
  4. Step 4: Simplify right side
    583,287.14x = 261,764,096,267.84
  5. Step 5: Solve for x
    x = 261,764,096,267.84/583,287.14
  6. Step 6: Final answer
    x = 448,773.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.